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4851 Cox Rd, Glen Allen, VA 23060
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Property summary
AI-generated overview
4851 Cox Rd, Glen Allen, Virginia is a Class A office building known as Knolls III. The property totals 153,573 square feet across four floors, with each floor plate providing 38,393 square feet of space. Parking is provided at a ratio of 5+ spaces per 1,000 square feet. The building includes dual redundant full building back-up generators and features a ground-floor cafeteria. Each floor has a galley kitchen and designated break area, and the interior configuration is set up to support plug-and-play occupancy with furniture in place. Outdoor seating and a common area are available for tenant or occupant use.
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1997
Total area
153,573 SF
Lot
16.89 ac (735,641 SF)
Zoning code
MIXE
APN
753-767-1894
UPID
US87-0503173
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$10.78M
Blend (final)
Blend
$14.74M
Owner & transaction history
since 2025
Last sale
$10.4M
3 recorded transactions
Zoning & alternative use
MIXE · Glen Allen, VA
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 4 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
PDF export
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Summary
1
Valuation conclusion
Included free
Estimated market value
$14.74M
Value range
$13.27M – $16.21M
±10% around blend
Estimated value / SF
$96 / SF
Confidence
Low
4 county-verified comps
Property data
88
Market benchmarks
100
Comparable evidence
40
$13.27M
blend $14.74M
$16.21M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
153,573 SF
Lot area
16.89 ac
Year built
1997
Stories
4
APN
753-767-1894
Zoning
MIXE
Assessed value
$16,010,000
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$18.32M
Weighted, 4 comps · low confidence
Evidence
4 found · 4 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
5.3 mi away · 131,250 SF
5.4 mi away · 152,000 SF
8.2 mi away · 108,996 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$14.74M
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
ZIP 42 sales
$247
-61%
Submarket 57 sales
$230
-58%
County 201 sales
$156
-38%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $96/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
County record
Property tax
Not available
Assessed value
County record
Zoning designation
County record
Operating expenses
Not available
Market rent
Not available
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: replacement-cost inputs are not on file.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 4 sales
Market rates by use type
PDF export
Professional plan · 30 reports
from $99/month
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Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$10.40M
Move the market yield to see immediate price impact.
Value / SF
$68
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$655k
$13.10M
$9.36M
$7.28M
$728k
$14.56M
$10.40M
$8.09M
$801k
$16.02M
$11.44M
$8.90M
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
4 found
Low confidence · county-verified
Closest comparable
$11.50M
0.2 mi · Oct 2025 · $100/SF
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Assessed value
$16,010,000
Assessed 2024
Previous assessed
$18,913,700
-15.4% YoY
Assessed land
$2,808,800
Assessed improvement
$13,201,200
Land market value
$2,808,800
Improvement market value
$13,201,200
Total market value
$16,010,000
Applied tax rate
2.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING
Status
For Sale
Year built
1997
Heating
NONE
Cooling
AC.PACKAGE
Stories
4
Total area
153,573 SF
Lot
16.89 ac (735,641 SF)
Zoning code
MIXE
APN
753-767-1894
UPID
US87-0503173
Jurisdiction
HENRICO
Zoning & alternative use
MIXE · Glen Allen, VAZoning MIXE · permitted uses
MIXE · Glen Allen, VA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Year built
1997
Heating
NONE
Cooling
Yes
Stories
4
Lot
16.89 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
MIXE
Jurisdiction
Glen Allen, VA
Recorded code
MIXE
Ownership Intelligence
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Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
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Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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